sept: add secondary skeleton + buildscript

2019-02-20 06:31:46 -08:00
parent 26f45fab19
commit 5fe24b620d
94 changed files with 58543 additions and 5 deletions
--- a/sept/sept-secondary/src/main.c
+++ b/sept/sept-secondary/src/main.c
@@ -0,0 +1,105 @@
+/*
+ * Copyright (c) 2018 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+ 
+#include "utils.h"
+#include "exception_handlers.h"
+#include "panic.h"
+#include "hwinit.h"
+#include "di.h"
+#include "timers.h"
+#include "fs_utils.h"
+#include "stage2.h"
+#include "chainloader.h"
+#include "sdmmc/sdmmc.h"
+#include "lib/fatfs/ff.h"
+#include "lib/log.h"
+#include "lib/vsprintf.h"
+#include "lib/ini.h"
+#include "display/video_fb.h"
+
+extern void (*__program_exit_callback)(int rc);
+
+static void *g_framebuffer;
+
+static void setup_env(void) {
+    g_framebuffer = (void *)0xC0000000;
+
+    /* Initialize hardware. */
+    nx_hwinit();
+
+    /* Check for panics. */
+    check_and_display_panic();
+
+    /* Zero-fill the framebuffer and register it as printk provider. */
+    video_init(g_framebuffer);
+
+    /* Initialize the display. */
+    display_init();
+
+    /* Set the framebuffer. */
+    display_init_framebuffer(g_framebuffer);
+
+    /* Turn on the backlight after initializing the lfb */
+    /* to avoid flickering. */
+    display_backlight(true);
+
+    /* Set up the exception handlers. */
+    setup_exception_handlers();
+        
+    /* Mount the SD card. */
+    mount_sd();
+}
+
+static void cleanup_env(void) {
+    /* Unmount the SD card. */
+    unmount_sd();
+
+    display_backlight(false);
+    display_end();
+}
+
+static void exit_callback(int rc) {
+    (void)rc;
+    relocate_and_chainload();
+}
+
+int main(void) {
+    ScreenLogLevel log_level = SCREEN_LOG_LEVEL_MANDATORY;
+    
+    /* Override the global logging level. */
+    log_set_log_level(log_level);
+    
+    /* Initialize the display, console, etc. */
+    setup_env();
+    
+    /* Say hello. */
+    print(SCREEN_LOG_LEVEL_MANDATORY, "Welcome to Atmosph\xe8re sept-secondary!\n");
+    while (true) { }
+    
+    /* TODO: Derive keys. */
+    
+    /* TODO: Chainload to payload. */
+    
+    /* Wait a while. */
+    mdelay(1000);
+    
+    /* Deinitialize the display, console, etc. */
+    cleanup_env();
+
+    /* Finally, after the cleanup routines (__libc_fini_array, etc.) are called, jump to Stage2. */
+    __program_exit_callback = exit_callback;
+    return 0;
+}